LUX #6 1/2 Full-Face Window Envelopes, Middle Window, Gummed Seal, Midnight Black, Pack Of 50

Ensure your bulky mailers make it safely to your intended destination with these full-face window envelopes. The rectangular shape offers a flap on the long side for simple filling. Great for catalogs as well as forms and documents. Full-window design provides high visibility of the contents. Made of sturdy 80-lb paper that can withstand heavy handling. Moisture-seal closure offers a secure hold.